package com.example.cdctestsystem.mapper;

import com.example.cdctestsystem.pojo.Participants;

public interface ParticipantsMapper {
    int deleteByPrimaryKey(Integer id);

    int insert(Participants record);

    int insertSelective(Participants record);

    Participants selectByPrimaryKey(Integer id);

    int updateByPrimaryKeySelective(Participants record);

    int updateByPrimaryKey(Participants record);
}